6. Patients who have been treated with any of the following within 4 weeks of starting trial medication: chemotherapy, immunotherapy, radiotherapy, biological therapies (including trastuzumab), molecular targeted, hormone therapy for breast cancer within 2 weeks of starting trial medication (excluding Luteinizing-hormone-releasing hormone (LHRH) agonists in prostate cancer, or bisphosphonates), or treatment with other investigational drugs.